// // CypherUtil.m // JasonDevelop // // Created by Jason Lee on 8/6/14. // Copyright (c) 2014 JasonDevelop All rights reserved. // #import "NSData+AESCrypt.h" #import "CypherUtil.h" @implementation CypherUtil + (NSString *)AES256Encrypt:(NSString *)plainText WithKey:(NSString *)key { NSData *plainData = [plainText dataUsingEncoding:NSUTF8StringEncoding]; NSData *encryptedData = [plainData AES256EncryptWithKey:key]; NSString *encryptedString = [encryptedData hexEncode]; return encryptedString; } + (NSString *)AES256Decrypt:(NSString *)enctyptText WithKey:(NSString *)key { NSData *encryptedData = [NSData decodeHexString:enctyptText]; NSData *plainData = [encryptedData AES256DecryptWithKey:key]; NSString *plainString = [[NSString alloc] initWithData:plainData encoding:NSUTF8StringEncoding]; return plainString; } + (NSString *)AES128Encrypt:(NSString *)plainText WithKey:(NSString *)key { NSData *plainData = [plainText dataUsingEncoding:NSUTF8StringEncoding]; NSData *encryptedData = [plainData AES128EncryptWithKey:key]; //NSString *encryptedString = [encryptedData base64Encoding]; NSString *encryptedString = [encryptedData hexEncode]; return encryptedString; } + (NSString *)AES128Decrypt:(NSString *)enctyptText WithKey:(NSString *)key { NSData *encryptedData = [NSData decodeHexString:enctyptText]; NSData *plainData = [encryptedData AES128DecryptWithKey:key]; NSString *plainString = [[NSString alloc] initWithData:plainData encoding:NSUTF8StringEncoding]; return plainString; } @end